A process that produces bearing housings is controlled with a fraction nonconforming control chart, using sample size
Question:
(a) Find the three-sigma limits for this chart.
(b) Analyze the ten new samples (n = 100) shown in Table 7E.11 for statistical control. What conclusions can you draw about the process now?
Transcribed Image Text:
TABLE 7E.11 Data for Exercise 7.43, part (b) Number Sample Number Number Nonconforming Number Nonconforming Sample 6 8 4 10
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Related Book For
Introduction to Statistical Quality Control
ISBN: 978-1118146811
7th edition
Authors: Douglas C Montgomery
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